| Interface | Description | 
|---|---|
| DataStoreConnection | 
 A connection to a datastore which can execute  
Querys. | 
| DataStoreDriver | 
 A driver for a given type of datastore 
 | 
| DataStoreMetadata | 
 Metadata about the datasets in the database 
 | 
| Query | 
 A simple interface for queries on connections 
 | 
| Class | Description | 
|---|---|
| AdhocQuery | 
 An ad-hoc  
Queryagainst a DataStoreConnection. | 
| FilterQuery | 
 A spatial filter  
Query on a DataStoreConnection. | 
| GeometryColumn | 
 Metadata about a Geometry Column 
 | 
| PrimaryKeyColumn | 
 Metadata about a Primary Key column 
 | 
| SpatialReferenceSystemID | 
 Represents an ID used by DataStores to refer to a
 particular Spatial Reference System. 
 | 
| Exception | Description | 
|---|---|
| DataStoreException |